Bip39 Npm. Is passphrase similar to PIN? No, a passphrase just isn't similar to a PIN. A passphrase, inside the context of Bitcoin wallets, is an extra layer of protection for your wallet that actually works alongside your seed phrase to encrypt and secure your wallet. A PIN, On the https://getidealist.com/story20364216/bip39-generator-https-linktr-ee-bip39-the-basic-principles-of-bip39-mnemonic